* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: Arial, sans-serif;
        }

        body {
            text-align: center;
            padding-top: 60px; /* Espacio para la cabecera fija */
            padding-bottom: 50px; /* Espacio para el banner fijo */
        }

        .header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px;
            background: #f0f0f0;
            border-bottom: 2px solid #000;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 50px;
            z-index: 1000;
        }

        .menu-icon {
            font-size: 24px;
            cursor: pointer;
        }

        .title {
            font-size: 24px;
            font-weight: bold;
        }

        .login-button {
            padding: 5px 10px;
            border: 1px solid #000;
            text-decoration: none;
            color: #000;
        }

        .main-content {
            padding: 20px;
        }

        .main-content h1 {
            font-size: 22px;
            font-weight: bold;
        }

        .main-content p {
            font-size: 16px;
            margin-top: 5px;
        }

        .highlight {
            color: blue;
            font-weight: bold;
        }

        .buttons {
            display: flex;
            justify-content: center;
            margin: 20px 0;
            justify-content: center; /* Centra horizontalmente */
            align-items: center;     /* Centra verticalmente */
        }

        .buttons button {
            width: 150px;
            padding: 10px;
            margin: 0 10px;
            font-size: 18px;
            font-weight: bold;
            border: 2px solid #000;
            background: white;
            cursor: pointer;
        }

        .banner {
            padding: 15px;
            background: #000;
            color: white;
            font-size: 18px;
            font-weight: bold;
            position: fixed;
            bottom: 0;
            left: 0;
            width: 100%;
            text-align: center;
            height: 50px;
        }